diff --git a/pom.xml b/pom.xml
index e9390641..e2a90064 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,8 +64,8 @@
     </developers>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <project.build.outputTimestamp>2024-01-16T08:02:46Z</project.build.outputTimestamp>
diff --git a/src/it/makeAggregateBom/pom.xml b/src/it/makeAggregateBom/pom.xml
index 6a7742fa..b47dfb75 100644
--- a/src/it/makeAggregateBom/pom.xml
+++ b/src/it/makeAggregateBom/pom.xml
@@ -61,8 +61,8 @@
     </ciManagement>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/it/makeBom/pom.xml b/src/it/makeBom/pom.xml
index 85324ca6..94082901 100644
--- a/src/it/makeBom/pom.xml
+++ b/src/it/makeBom/pom.xml
@@ -60,8 +60,8 @@
     </ciManagement>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <cyclonedx.verbose>false</cyclonedx.verbose><!-- override default plugin value, user still can override with CLI -Dcyclonedx.verbose -->
diff --git a/src/test/resources/bundle/pom.xml b/src/test/resources/bundle/pom.xml
index d6048ee2..3c6d2cbe 100644
--- a/src/test/resources/bundle/pom.xml
+++ b/src/test/resources/bundle/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/ci-friendly/pom.xml b/src/test/resources/ci-friendly/pom.xml
index 0389b96d..da0332d4 100644
--- a/src/test/resources/ci-friendly/pom.xml
+++ b/src/test/resources/ci-friendly/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/external-reference/pom.xml b/src/test/resources/external-reference/pom.xml
index 2e4c93d3..05848539 100644
--- a/src/test/resources/external-reference/pom.xml
+++ b/src/test/resources/external-reference/pom.xml
@@ -19,8 +19,8 @@
 
     <properties>
         <revision>1.0.0</revision>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/issue-116/pom.xml b/src/test/resources/issue-116/pom.xml
index f6a29a1d..e236157b 100644
--- a/src/test/resources/issue-116/pom.xml
+++ b/src/test/resources/issue-116/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/issue-117/pom.xml b/src/test/resources/issue-117/pom.xml
index b4888002..f1b576c7 100644
--- a/src/test/resources/issue-117/pom.xml
+++ b/src/test/resources/issue-117/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/issue-314/pom.xml b/src/test/resources/issue-314/pom.xml
index 1893ddae..ddfd47fb 100644
--- a/src/test/resources/issue-314/pom.xml
+++ b/src/test/resources/issue-314/pom.xml
@@ -20,9 +20,8 @@
     </modules>
 
     <properties>
-        <maven.compiler.target>1.8</maven.compiler.target>
-        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 </project>
-
diff --git a/src/test/resources/issue-420/pom.xml b/src/test/resources/issue-420/pom.xml
index efae20ad..d13ce468 100644
--- a/src/test/resources/issue-420/pom.xml
+++ b/src/test/resources/issue-420/pom.xml
@@ -23,8 +23,8 @@
 
     <properties>
         <revision>1.0.0</revision>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/issue-64/pom.xml b/src/test/resources/issue-64/pom.xml
index 4bb087f6..42985de5 100644
--- a/src/test/resources/issue-64/pom.xml
+++ b/src/test/resources/issue-64/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
diff --git a/src/test/resources/verbose/pom.xml b/src/test/resources/verbose/pom.xml
index feef5d7d..28a70729 100644
--- a/src/test/resources/verbose/pom.xml
+++ b/src/test/resources/verbose/pom.xml
@@ -20,8 +20,8 @@
     </licenses>
 
     <properties>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <cyclonedx.verbose>false</cyclonedx.verbose><!-- use the plugin-provided cyclonedx.verbose property to override default -->